Pith Number

pith:BGMVNSA2

pith:2019:BGMVNSA224MQB5LF4MGGQUZU6C

not attested not anchored not stored refs pending

A Fourier approach to the inverse source problem in an absorbing and anisotropic scattering medium

Alexandru Tamasan, Hiroshi Fujiwara, Kamran Sadiq

arxiv:1907.07423 v1 · 2019-07-17 · math.AP · math.CV

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BGMVNSA224MQB5LF4MGGQUZU6C}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Inverse source problems in transport via attenuated tensor tomography

Receipt and verification

First computed	2026-07-05T00:36:28.464540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

099956c81ad71900f565e30c685334f094d669c5015f6d6c55217dec7e18eba5

Aliases

arxiv: 1907.07423 · arxiv_version: 1907.07423v1 · doi: 10.48550/arxiv.1907.07423 · pith_short_12: BGMVNSA224MQ · pith_short_16: BGMVNSA224MQB5LF · pith_short_8: BGMVNSA2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BGMVNSA224MQB5LF4MGGQUZU6C \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 099956c81ad71900f565e30c685334f094d669c5015f6d6c55217dec7e18eba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "320f5093c101e5761f65bbc6a99233d578aa2bb55fb672f820827f4e7f4f78b2",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-17T10:10:08Z",
    "title_canon_sha256": "84223d236c80056259da97ea42e50112dc3c37098f81b503f30882a2f5dd4cf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07423",
    "kind": "arxiv",
    "version": 1
  }
}